For every piece of HISHINE LED High Bay Light are tested in different procedures.No. 1: Extreme temperature testing to make sure the lamps work stably and standardly underextreme temperature environment.No. 2: Anti-Corrosion Testing, to make sure the high bay lights are working well even undercorrosive environment.No. 3: Drop Testing, to make sure the lamps remain good even dropped from high placesNo. 4: Anti-Vibration Testing, to make sure the packages are strong and good enough for delivery.No. 5~6: Dark Room for testing IES files and other Photometric datas.

Our service1. For all your inquires about us or our products, we will reply you in details within 24 hours.2. We own well-tranied and passional sales & after- sale services who can speak fluent Engligh language.3. We offer OEM services. Can print your own logo on product , can customize the retail box packing and other things.4. Discouts are offered based on order quantities.5. MOQ: 1pcs7. FOB: Shenzhen, Mainland China. Loading in 5-7 working days(sample order) or 7-15working days (large order) /after confirm purchase order (It usually depends on the quantity)